Mercedes W204 Brake Disc Set AMG Front Left Right Wheel N/O/S Braking Unit

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes W204 Brake Disc Set AMG Front Left Right Wheel N/O/S Braking Unit is an original set from the Brake discs group, designed for the front axle of Mercedes vehicles. The set includes both the left and right sides, which facilitates consistent replacement of components across the entire front axle and helps maintain predictable, stable braking performance.

Specifications and technical data

• SKU: A2044213612
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2044213612
• Substitutable numbers: A2044213612, A 204 421 36 12, BG
• Location on the vehicle: Front, Left, Right
• Category: Brake Disc Rotors

Purpose and vehicle placement

The presented set is designed for installation on the front axle, on both the left and right sides. This solution ensures uniform operation of the braking system, reduces the risk of differences in braking efficiency between wheels, and promotes vehicle stability during intensive braking.

A complete pair of front discs facilitates maintenance – the mechanic or user can be certain that both sides operate under similar service conditions, which translates into predictable vehicle behavior in emergency situations.

Technical characteristics of the AMG set

The AMG brake disc set for the Mercedes W204 has been developed as a high-performance component, typical for versions with more dynamic capabilities. The disc design is adapted to work with the factory AMG braking system, which allows for maintaining the appropriate braking force characteristics, resistance to overheating, and operational stability under higher loads.

The original AMG lineage means that the discs are designed for precise fitment to the hubs, calipers, and pads used in this braking system variant, which minimizes the risk of vibrations, runout, and uneven wear.

Benefits of using original brake discs

Choosing an original disc set for the Mercedes W204 offers a number of practical advantages:

• reliable fitment to the AMG braking system without the need to modify accompanying components,
• preservation of factory braking characteristics and system operating comfort,
• consistent wear of both discs on the front axle thanks to the left/right set replacement,
• easier diagnostics and future maintenance due to the clear purpose of the component.

For users who expect repeatable braking efficiency and predictable vehicle behavior from their Mercedes, using such a set is a technically safe and functionally justified solution.

Condition and practical service application

The product comes from the used parts segment, which allows for an economical restoration of the braking system's efficiency while maintaining the manufacturer's original specifications. Such components are often chosen in situations where the priority is compliance with the factory vehicle configuration and cost reduction compared to new OEM parts.

The set will prove useful both for standard maintenance replacement and for repairs following mechanical damage, where it is necessary to restore the complete functionality of the front braking axle in the AMG variant.

Technical support and additional information

If you are planning a comprehensive repair or upgrade of the braking zone in your Mercedes and need other components from the same group, such as additional discs, pads, or brake lines, check the available parts in the Mercedes brake discs category.

When selecting used braking system components, it is worth following a proven procedure for assessing technical condition and compatibility – you will find practical tips in the article "Second-hand braking system: how to safely choose discs, calipers, and ABS?", which serves as a useful checklist for informed service purchases.